During this activity, students will try to construct model landfill liners out of two-inch strips of garbage bags within resource constraints. The challenge is to construct a bag that will hold one cup of water without leaking. This...

Sort as much trash as possible in two minutes. Guide the character around the park to pick up items, such as a apple cores, water bottles, and boxes, and take them to the correct bins. There are bins for recyclable, non-recyclable, and...